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Manuel


Active since 2014

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How can I generate a matrix of results and the indices and of nested loops whose indices are vectors?
My code looks something like this: day1=0 day2=0 for d=datevector1 day1=day1+1 % find rows with date d in a cer...

9 years ago | 0 answers | 0

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How do I calculate differences in one column for specific pairs of rows (whose index are listed in another matrix)?
I've got a matrix A with two columns (mx2). Each row is a pair of row indices for another matrix B. e.g. A = [1 3 ; 5 8 ; 11...

9 years ago | 1 answer | 0

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How can I find pairs of rows with the same values in certain columns?
For a (very) huge data set in form of a 350000x11 matrix I need to find pairs of rows * with identical values in columns 1,6...

9 years ago | 1 answer | 0

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